Vyana and Udana Vayu: Functions, Imbalance Signs and How to Balance - Fitsri Yoga

The last in the subtypes of the Prana is the vyana and the udana vayu. Where the vyana vayu is responsible for the circulation, the udana vayu takes care of free expression and growth, both mental and physical. 

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Vyana and Udana Vayu: Functions, Imbalance Signs and How to Balance - Fitsri Yoga

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Chandra Bhedana Pranayama (Left Nostril Breathing): Steps, Benefits, Precautions - Fitsri Yoga

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When Vyana Vayu is imbalanced, - Yoga Studies Institute

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Udana Vayu: The Up Breath—Voice and Intention — Upper Valley Yoga

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